He has faced many fighters, such as Santos Devy, Silapathai Jockygym, Langsuan Panyuthaphum, Dokmaipa Por Pongsawang, Duangsompong Por Pongsawang, Burklerk Pinsinchai, and ever lost-won with Saenmuangnoi Lukchaopormahesak (Samson Dutch Boy Gym) two times, his maximum purse was 220,000 baht in fight with Baeber Narupai.

He challenged a world title for the first time in only his fourth fight as a professional, defeating fellow Thai Daorung Chuvatana.

However, Sahaprom lost his first defense against former WBC Super Flyweight Champion Nana Konadu at Kanchanaburi Stadium, losing his title in only four months.

The fight took place in Osaka, Japan, and Sahaprom won by Technical Knockout in the 6th round, becoming world champion for the second time.

Sahaprom announced his retirement from boxing at age 39 after a loss to Vusi Malinga in a world title eliminator on June 12 in Bangkok, Thailand.

[4] At the end of 2017, he returned to fight again in Muay Thai style with old rival Samson Dutch Boy Gym in special bout at Lumpinee Stadium.